4518125099 has 2 divisors, whose sum is σ = 4518125100. Its totient is φ = 4518125098.

The previous prime is 4518125081. The next prime is 4518125113. The reversal of 4518125099 is 9905218154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4518125099 - 2⁸ = 4518124843 is a prime.

It is not a weakly prime, because it can be changed into another prime (4518125009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2259062549 + 2259062550.

It is an arithmetic number, because the mean of its divisors is an integer number (2259062550).

Almost surely, 2^4518125099 is an apocalyptic number.

4518125099 is a deficient number, since it is larger than the sum of its proper divisors (1).

4518125099 is an equidigital number, since it uses as much as digits as its factorization.

4518125099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 44.

The square root of 4518125099 is about 67217.0000743859. Note that the first 4 decimals coincide. The cubic root of 4518125099 is about 1653.1772387436.

The spelling of 4518125099 in words is "four billion, five hundred eighteen million, one hundred twenty-five thousand, ninety-nine".